Product Name Expansion Tank Coolant Hose Reference Part Numbers 17128602602 17-12-8-602-602 Product Type Expansion Tank Coolant Hose Reservoir Hose Engine Coolant Hose Compatible Brand For BMW Vehicle Fitment For BMW 530e 2.0L 2018-2020 For BMW 530e AWD 2.0L 2018-2020 For BMW 530i 2.0L 2017-2019 For BMW 530i AWD 2.0L 2017-2019 For BMW 740e AWD 2.0L 2017-2019 The vehicle range above follows available BMW parts catalog data for reference number 17128602602. Compatible Vehicle Type Passenger Car Sedan Material Rubber Installation Position Engine Compartment Engine Cooling System Expansion Tank / Reservoir Circuit Auxiliary Water Pump Area Product Features Expansion tank coolant hose configuration Rubber construction Reference number 17128602602 for component comparison Designed for corresponding 2.0L cooling system applications Connects within the expansion tank coolant circuit Formed hose layout for matching engine compartment routing Single hose supplied Vehicle-specific application Function This coolant hose forms part of the engine cooling circuit associated with the expansion tank. It carries coolant through the corresponding reservoir and auxiliary water pump circuit according to the vehicle cooling system layout. Installation Application Designed for the corresponding expansion tank coolant line position within the engine compartment. Match the hose routing, connector ends and mounting points with the existing cooling system before installation. Installation Notes Before purchase, verify: 17128602602 / 17-12-8-602-602 Vehicle model Vehicle year 2.0L engine configuration Hose routing Connector shape Connection points Existing hose length and form Compare the supplied product images with the hose currently fitted to the vehicle before ordering. Package Includes 1 × Expansion Tank Coolant Hose